Table improvements

* enhances visualization of editable column on tables
    * simplifies code
* enhances visualization of parcel_group column on tables
* WIP: Ordering on intervention table is odd. Same results are being displayed on page 2. Needs further analysis and fixing!

templates/map/geom_form.html

@@ -1,4 +1,4 @@
-{% load i18n %}
+{% load i18n fontawesome_5 %}
 
 {% comment %}
     Encapsules the rendering and initializing of a geometry view component, e.g. used in the detail views.
@@ -6,7 +6,10 @@
 
 {% if geom_form.empty %}
     <div class="w-100">
-        <div class="alert alert-info">{% trans 'No geometry added, yet.' %}</div>
+        <div class="alert alert-info">
+            {% fa5_icon 'search-location' %}
+            {% trans 'No geometry added, yet.' %}
+        </div>
     </div>
 {% endif %}